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-rw-r--r--gcc/except.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/gcc/except.c b/gcc/except.c
index c00bcd397bd..b25e48b6c9b 100644
--- a/gcc/except.c
+++ b/gcc/except.c
@@ -552,8 +552,11 @@ duplicate_eh_regions_1 (struct duplicate_eh_regions_data *data,
case ERT_ALLOWED_EXCEPTIONS:
new_r->u.allowed.type_list = old_r->u.allowed.type_list;
- new_r->u.allowed.label
- = data->label_map (old_r->u.allowed.label, data->label_map_data);
+ if (old_r->u.allowed.label)
+ new_r->u.allowed.label
+ = data->label_map (old_r->u.allowed.label, data->label_map_data);
+ else
+ new_r->u.allowed.label = NULL_TREE;
break;
case ERT_MUST_NOT_THROW: